new function min

murilobsd · Mar 18, 2020 · 07baa65 · 07baa65
1 parent 9d8f758
commit 07baa65
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Showing 3 changed files with 47 additions and 9 deletions.
diff --git a/include/capybara/serie_int32.h b/include/capybara/serie_int32.h
@@ -12,6 +12,7 @@ typedef struct {
 	int32_t		*(*get)(serie_int32_t *, size_t);
 	int		(*set)(serie_int32_t *, size_t, int32_t);
 	int		(*delete)(serie_int32_t *, size_t);
+	int32_t		*(*min)(serie_int32_t *);
 } serie_int32_ops;
 
 /* serie_int32 */

diff --git a/src/serie_int32.c b/src/serie_int32.c
@@ -14,14 +14,6 @@
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
-/*
- *   @file serie_int32.c
- *   @brief This source contains serie int32 functions.
- *
- *   @author Murilo Ijanc'
- *   @date 04/19/2018
- */
-
 #include <err.h>
 #include <stdio.h>
 #include <stdint.h>
@@ -54,7 +46,7 @@ static size_t		 size(serie_int32_t *);
 static int32_t		*get(serie_int32_t *, size_t);
 static int		 set(serie_int32_t *, size_t, int32_t);
 static int		 delete(serie_int32_t *, size_t);
-
+static int32_t		 *min(serie_int32_t *);
 
 static serie_int32_ops int32_ops = {
 	set_name,
@@ -65,8 +57,31 @@ static serie_int32_ops int32_ops = {
 	get,
 	set,
 	delete,
+	min,
 };
 
+static int32_t *
+min(serie_int32_t *s)
+{
+	size_t 		i;
+	int32_t 	*min;
+	int32_t		*x;
+	const size_t  	sz = size(s);
+
+	if (sz == 0)
+		return (0);
+
+	min = get(s, 0);
+
+	for (i = 0; i < sz; i++) {
+		x = get(s, i);
+		if (*x < *min)
+			min = x;
+	}
+
+	return min;
+}
+
 static int
 delete(serie_int32_t *s, size_t index)
 {

diff --git a/test/test_serie_int32.c b/test/test_serie_int32.c
@@ -1,4 +1,5 @@
 #include <string.h>
+#include <stdio.h>
 
 #include "unity.h"
 #include "capybara/serie_int32.h"
@@ -99,17 +100,38 @@ test_delete_serie_int32(void)
 	s->ops->free_serie(s);
 }
 
+void
+test_min_serie_int32(void)
+{
+  	serie_int32_t *s = serie_int32_new();
+	int32_t *min;
+
+	s->ops->add(s, 5);
+	s->ops->add(s, 2);
+	s->ops->add(s, 1);
+	s->ops->add(s, 4);
+
+	min = s->ops->min(s);
+	printf("min: %d\n", *min);
+
+	TEST_ASSERT_EQUAL_INT32(1, *min);
+
+	s->ops->free_serie(s);
+}
 
 int
 main(void)
 {
   	UNITY_BEGIN();
+
   	RUN_TEST(test_new_serie_int32);
   	RUN_TEST(test_set_name_serie_int32);
   	RUN_TEST(test_get_name_serie_int32);
   	RUN_TEST(test_add_serie_int32);
   	RUN_TEST(test_get_serie_int32);
   	RUN_TEST(test_set_serie_int32);
   	RUN_TEST(test_delete_serie_int32);
+	RUN_TEST(test_min_serie_int32);
+
   	return UNITY_END();
 }